Chemical Changes

This afternoon we carried out two experiments that both involved chemical changes. ย In theย first experiment, we created Casein Plastic from warm milk and vinegar. ย Then in our second experiment, ย we created carbon dioxide gas from vinegar and bicarbonate of soda. We were amazed to discover that the gas could actually blow up our balloons ๐ŸŽˆย ๐ŸŽˆย  Both experiments were irreversible.

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